Shaft Collar; 1-1/8" Bore; Not Threaded; 3-1/8" Outside Diameter; 1-1/4" Width; Iron; One Piece Split

Shaft Collar; 3" Bore; Not Threaded; 4-1/2" Outside Diameter; 3/4" Width; Steel; Two Piece Split Recessed Screw

Shaft Collar; 2-15/16" Bore; Not Threaded; 5" Outside Diameter; 1-5/8" Width; Iron; One Piece Solid

Shaft Collar; 2-7/16" Bore

Collar, Shaft; 1-3/16" Bore; Steel; One Piece Solid; 1-3/4" Outside Diameter; 5/8" Width; 5/16-18 Set Screw Size; Two Number of Set Screw; 2 at 90 Degrees Set Screw Position; No Keyway